WO2020088333A1 - Matériau d'isolation en polyéthylène réticulé au silane utilisé pour câble chauffant, son procédé de préparation et son application - Google Patents

Matériau d'isolation en polyéthylène réticulé au silane utilisé pour câble chauffant, son procédé de préparation et son application Download PDF

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Publication number
WO2020088333A1
WO2020088333A1 PCT/CN2019/112900 CN2019112900W WO2020088333A1 WO 2020088333 A1 WO2020088333 A1 WO 2020088333A1 CN 2019112900 W CN2019112900 W CN 2019112900W WO 2020088333 A1 WO2020088333 A1 WO 2020088333A1
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parts
silane
density polyethylene
antioxidant
polyethylene
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PCT/CN2019/112900
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English (en)
Chinese (zh)
Inventor
张丽本
涂必冬
钱其坤
杨俊�
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江苏德威新材料股份有限公司
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Publication of WO2020088333A1 publication Critical patent/WO2020088333A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00—Crosslinking
    • C08L2312/08—Crosslinking by silane

Definitions

  • the invention belongs to the field of heating cables, and in particular relates to a silane cross-linked polyethylene insulation material for heating cables and a preparation method and application thereof.
  • the heating cable is made of a cable structure, uses electricity as an energy source, and uses resistance wires to generate heat to achieve the effect of heating and insulation. It is widely used in floor heating, snow melting and ice melting.
  • the low-end products of the existing heating cable insulation layer are mainly non-crosslinked ordinary polyethylene and polyvinyl chloride, but the high temperature resistance is relatively poor, and polyvinyl chloride still lacks in environmental protection; high-end is now mainly used Although PTFE and silicone rubber have good heat resistance, they are expensive and not conducive to large-scale applications.
  • the current market needs an insulating material for heating cables that is suitable for the price, has good heat resistance, and meets the requirements of environmental protection.
  • Cross-linking modification is an important means to improve the heat resistance, weather resistance and other properties of polyethylene.
  • the silane cross-linking method is one of the cross-linking methods of polyethylene.
  • Some heating cable manufacturers have tried to use silane cross-linked polyethylene Insulation materials are used for the manufacture of heating cables.
  • the current silane cross-linked polyethylene insulation for cables has a temperature resistance of only about 90 ° C, which can only be applied to power cables and cannot meet the needs of heating cables.
  • Chinese utility model patent CN204145784U which discloses A single-conducting heating cable with a silane cross-linked polyethylene insulation layer has an alloy heating wire, the alloy heating wire is wrapped with a silane cross-linked polyethylene insulation layer, and the silane cross-linked polyethylene insulation layer is wrapped with a filler layer, Several metal grounding wires are evenly distributed in the filling layer, the metal electromagnetic shielding layer is wrapped around the filling layer, and the PVC sheath is wrapped around the metal electromagnetic shielding layer. It is mentioned in this patent that it can work for a long time at 100-120 ° C, but the actual production The silane crosslinked polyethylene commonly used in the process cannot achieve this effect, and the temperature resistance level is only about 90 ° C.
  • the technical problem to be solved by the present invention is to overcome the shortcomings in the prior art, and to provide an improved silane cross-linked polyethylene insulation material suitable for heating cables, which can be used for a long time at 125 °C and maintain excellent physical and mechanical properties , And safe and environmentally friendly, lower cost.
  • the invention also provides a preparation method of silane cross-linked polyethylene insulation material for heating cable.
  • the invention also provides the application of silane cross-linked polyethylene insulation material for heating cable in the production of heating cable.
  • a silane cross-linked polyethylene insulation material for heating cables is made of a mixture of silane graft material and cross-linking catalyst masterbatch.
  • the raw materials of the silane graft material include polyolefin resin, silane cross-linking agent, Graft initiator, first lubricant and first antioxidant
  • the raw material of the crosslinking catalyst masterbatch includes: crosslinking catalyst, second lubricant and second antioxidant
  • the polyolefin resin is composed of the first It is composed of high-density polyethylene, bimodal polyethylene and polypropylene, and the feeding mass ratio of the first high-density polyethylene, the bimodal polyethylene and the polypropylene is 1.5-6: 0.2-2: 1;
  • the raw material of the cross-linking catalyst mother particles further includes second high-density polyethylene and linear low-density polyethylene, and the feeding mass ratio of the second high-density polyethylene to the linear low-density polyethylene is 1-2: 1.
  • the first high-density polyethylene is 40-70 parts
  • the bimodal polyethylene is 5-30 parts
  • the polypropylene is 20-40 parts.
  • the first high-density polyethylene is 50-65 parts
  • the bimodal polyethylene is 10-25 parts
  • the polypropylene is 25-35 parts
  • the silane is crosslinked.
  • the second high-density polyethylene in terms of parts by weight, in the raw material of the crosslinking catalyst mother particles, the second high-density polyethylene is 50-60 parts, the linear low-density polyethylene is 40-50 parts, and the crosslinking catalyst is 0.5 -3 parts, 3-8 parts of the second lubricant and 0.5-2 parts of the second antioxidant. More preferably, in terms of parts by weight, among the raw materials of the crosslinking catalyst mother particles, the second high-density polyethylene is 50-55 parts, the linear low-density polyethylene is 45-50 parts, and the crosslinking catalyst is 1-3 parts. 3-6 parts of the second lubricant and 0.8-1.5 parts of the second antioxidant.
  • the first high density polyethylene has a melt index of 0.1-2.5 g / 10 min.
  • the tensile strength of the first high-density polyethylene is greater than or equal to 25 MPa.
  • the bimodal polyethylene has a melt index of 0.1-1 g / 10 min.
  • the polypropylene has a number average molecular weight of 80,000 to 150,000.
  • the melt index of the second high-density polyethylene is 2.0-10.0 g / 10 min. More preferably, the melt index of the second high-density polyethylene is 4.0-9.0 g / 10 min.
  • the linear low density polyethylene has a melt index of 10-30 g / 10 min. More preferably, the linear low density polyethylene has a melt index of 15-25 g / 10 min.
  • the feed mass ratio of the silane grafting material and the crosslinking catalyst mother particles is 15-23: 1.
  • the silane crosslinking agent is selected from vinyl-tris (2-methoxyethoxy) silane, vinyltriethoxysilane and vinyltrimethoxysilane One or a combination of multiple.
  • the graft initiator is selected from dicumyl peroxide, 1,1-di-tert-butyl peroxide-3,3,5-trimethylcyclohexane And one or more combinations of dibenzoyl peroxide.
  • the first lubricant is a combination of one or more selected from PE wax, EVA wax and PPA.
  • the first antioxidant is one selected from antioxidant 1010, antioxidant 168, antioxidant 1076, antioxidant DSTP and antioxidant 300, or Various combinations.
  • the crosslinking catalyst is one or a combination of one or more selected from p-toluenesulfonic acid, dodecylbenzenesulfonic acid, bismuth isooctanoate, and organic titanium.
  • the second lubricant is one or a combination of one or more selected from PE wax, EVA wax and PPA.
  • the second antioxidant is antioxidant 1024 and / or anti-aging agent TMQ.
  • a method for preparing the silane cross-linked polyethylene insulation material for a heating cable described above includes the following steps:
  • silane grafting material Weigh each raw material in proportion to the formula, mix the weighed silane crosslinking agent, graft initiator and first antioxidant to prepare a silane mixture; weigh the first High-density polyethylene, bimodal polyethylene and polypropylene are added to the extruder, the silane mixture is added, plasticized and grafted, granulated, and dried to prepare the silane grafting material;
  • silane graft material prepared in step (1) and the crosslinking catalyst masterbatch prepared in step (2) are packaged according to the formula ratio, that is, the silane crosslinked polyethylene insulation material for the heating cable is prepared .
  • the extruder is a reciprocating screw BUSS extruder, and the temperature is set to 150 ° C to 195 ° C in the compression section and 200 ° C to 220 ° C in the homogenization section.
  • step (2) the extruder adopts a twin-screw extruder, and the feed section, compression section, melting section and die temperature of the twin-screw extruder are sequentially set to 120 °C ⁇ 130 °C, 140 °C ⁇ 160 °C, 170 °C ⁇ 180 °C and 180 °C ⁇ 185 °C.
  • a heating cable including a heating cable insulation layer, the heating cable insulation layer is cross-linked in water by the above-mentioned heating cable silane cross-linked polyethylene insulation material production.
  • the melt index mentioned in the present invention is determined according to the ASTM D1238 standard under a test load of 2.16 kg at 190 ° C.
  • the present invention has the following advantages compared with the prior art:
  • the silane cross-linked polyethylene insulation material of the present invention adopts a specific polyolefin resin compounding system.
  • the silane graft material is composed of the first high-density polyethylene, bimodal polyethylene and polypropylene.
  • It can maintain excellent physical and mechanical properties for a long time, overcome the shortcomings of poor high temperature resistance existing in the prior art with polyethylene as the basic resin matrix, and at the same time, the insulation material for heating cables of the present invention is safe and environmentally friendly, the cost is low, suitable For large-scale applications.
  • This embodiment provides a silane cross-linked polyethylene insulation material for heating cables.
  • Table 1 For the raw materials and dosages used, see Table 1.
  • the first high-density polyethylene is the high-density polyethylene grade produced by Qilu Petrochemical: TR144, and the melt index is 0.3g / 10min;
  • Bimodal polyethylene is produced by the Nordic chemical industry, the brand is: FB2230, the melt index is 0.2g / 10min;
  • Polypropylene selects CNPC Dushanzi production grade as: EPF30R;
  • the silane crosslinking agent contains a mixture of vinyl trimethoxy silane, vinyl triethoxy silane, and vinyl-tri (2-methoxyethoxy) silane in a weight ratio of 1: 1: 2 ;
  • the graft initiator is dicumyl peroxide
  • the first lubricant is fluorine-containing rheological agent ppa, purchased from 3M company;
  • the first antioxidant is antioxidant 300;
  • the second high-density polyethylene was purchased from Dushanzi Petrochemical, the brand name was DMDA-8008, and the melt index was 7.5g / 10min;
  • the linear low-density polyethylene is produced by Sinopec Zhenhai Refining and Chemical Co., Ltd.
  • the linear low-density polyethylene grade is 8320, and the melt index is 20g / 10min;
  • the cross-linking catalyst is a mixture of dodecylbenzenesulfonic acid and organic titanium in a weight ratio of 1: 1;
  • the second lubricant is PE wax
  • the second antioxidant is antioxidant 1024;
  • the preparation method of silane cross-linked polyethylene insulation material for heating cable includes the following steps:
  • silane grafting material Preparation of silane grafting material: Weigh each raw material in the silane grafting material according to the formula ratio, mix the weighed silane crosslinking agent, graft initiator and first antioxidant to prepare a silane mixture; The weighed first high-density polyethylene, bimodal polyethylene and polypropylene are added to the BUSS extruder, and the silane mixture is added to the BUSS extruder with a computer-controlled liquid weigher. Granulation (the temperature in the compression section is 150-195 ° C and the temperature in the homogenization section is 200-220 ° C) are dehydrated and dried, that is, the silane graft material is prepared;
  • silane graft material prepared in step (1) and the crosslinking catalyst masterbatch prepared in step (2) are packaged in a formulation ratio of 95: 5, that is, the silane crosslinking polymer for the heating cable is prepared Vinyl insulation material.
  • the silane grafting material packaged in proportion with the crosslinking catalyst masterbatch When it is necessary to make the insulation layer of the heating cable, directly mix the silane grafting material packaged in proportion with the crosslinking catalyst masterbatch and extrude it in an extruder (the extrusion temperature is 165 ⁇ 5 °C in the feeding section, compressed Section 175 ⁇ 5 °C, homogenization break 190 ⁇ 5 °C, die head 200 ⁇ 5 °C), and then cross-link in water at a temperature of 90 °C, it can be made.
  • the extrusion temperature is 165 ⁇ 5 °C in the feeding section, compressed Section 175 ⁇ 5 °C, homogenization break 190 ⁇ 5 °C, die head 200 ⁇ 5 °C
  • This embodiment provides a silane cross-linked polyethylene insulation material for heating cables.
  • Table 1 For the raw materials and dosages used, see Table 1.
  • the first high-density polyethylene is the high-density polyethylene produced by NASA Chemical Co., Ltd. with the trade name of TR131, and the solution flow rate is 0.2g / 10min; the silane crosslinking agent is vinyl trimethoxysilane.
  • the other raw materials are the same as in Example 1.
  • This embodiment provides a silane cross-linked polyethylene insulation material for heating cables.
  • Table 1 For the raw materials and dosages used, see Table 1.
  • the first lubricant is a mixture of fluorine-containing rheological agent PPA and microcrystalline wax in a weight ratio of 1: 1, and the graft initiator is 1,1-di-tert-butyl peroxide-3,3,5 -Trimethylcyclohexane.
  • the other raw materials are the same as in Example 1.
  • This embodiment provides a silane cross-linked polyethylene insulation material for heating cables.
  • the raw materials and dosages used are shown in Table 1. The selection of raw materials is the same as in Example 1.
  • Example 2 It is basically the same as Example 1, except that the raw material of the silane graft material does not contain polypropylene, and the amount of the first high-density polyethylene is adjusted accordingly.
  • Example 2 It is basically the same as that in Example 1, except that the first high-density polyethylene is replaced with the same amount of linear low-density polyethylene, and bimodal polyethylene is not added, and the amount of polypropylene is adjusted accordingly.
  • Example 2 It is basically the same as Example 1, except that the second high-density polyethylene is not added, and the content of linear low-density polyethylene in the cross-linking catalyst master batch is adjusted accordingly.

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
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Abstract

La présente invention concerne un matériau d'isolation en polyéthylène réticulé au silane utilisé pour un câble chauffant, son procédé de préparation et son application ; le matériau d'isolation est fabriqué par mélange d'un matériau greffé au silane et d'un mélange maître de catalyseur de réticulation ; les matières premières du matériau greffé au silane comprennent une résine de polyoléfine, un agent de réticulation au silane, un initiateur de greffe, un premier lubrifiant, et un premier antioxydant ; les matières premières du mélange maître de catalyseur de réticulation comprennent : un catalyseur de réticulation, un second lubrifiant, et un second antioxydant ; la résine de polyoléfine est composée d'un premier polyéthylène haute densité, d'un polyéthylène bimodal, et de polypropylène ; les matières premières du mélange maître de catalyseur de réticulation comprennent en outre un second polyéthylène haute densité et un polyéthylène basse densité linéaire ; le procédé de préparation consiste à : préparer respectivement le matériau greffé au silane et le mélange maître de catalyseur de réticulation, puis conditionner selon un rapport ; et une application de celui-ci dans la production de câbles chauffants. La présente invention peut être utilisée pendant une longue période de temps à 125 °C, maintient d'excellentes propriétés physiques et mécaniques, est sûre et respectueuse de l'environnement, et est peu coûteuse.
PCT/CN2019/112900 2018-10-30 2019-10-24 Matériau d'isolation en polyéthylène réticulé au silane utilisé pour câble chauffant, son procédé de préparation et son application WO2020088333A1 (fr)

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CN201811273920.5A CN109438808B (zh) 2018-10-30 2018-10-30 发热电缆用硅烷交联聚乙烯绝缘材料及其制备方法和应用
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* Cited by examiner, † Cited by third party
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CN110240744B (zh) * 2019-05-05 2023-03-10 浙江太湖远大新材料股份有限公司 一种硅烷交联聚乙烯电缆绝缘材料
JP7540898B2 (ja) * 2019-08-26 2024-08-27 旭化成株式会社 シラン架橋ポリオレフィン混合樹脂を用いたセパレータ
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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000164037A (ja) * 1998-11-24 2000-06-16 Fujikura Ltd 絶縁体用樹脂組成物及び電力ケーブル
CN101781419A (zh) * 2010-01-30 2010-07-21 江苏上上电缆集团有限公司 20kV电缆用硅烷交联聚乙烯绝缘材料及其制备方法
EP2226355A2 (fr) * 2009-03-06 2010-09-08 ShawCor Ltd. Compositions de polyoléfine réticulées par l'humidité
JP2012057075A (ja) * 2010-09-10 2012-03-22 Autonetworks Technologies Ltd 剥離性を有する難燃性組成物、難燃性樹脂の製造方法および絶縁電線
CN102532664A (zh) * 2011-12-31 2012-07-04 上海至正道化高分子材料有限公司 一种硅烷交联聚乙烯绝缘材料及其生产方法
CN104231413A (zh) * 2014-09-16 2014-12-24 安徽美腾特种电缆材料有限公司 低回缩型一步法硅烷交联聚乙烯绝缘料
CN104262769A (zh) * 2014-09-16 2015-01-07 安徽美腾特种电缆材料有限公司 耐高温型一步法硅烷交联聚乙烯绝缘料及其制备方法
CN107556598A (zh) * 2017-09-13 2018-01-09 安徽美腾特种电缆材料有限公司 二步法硅烷自然交联架空聚乙烯绝缘料及其制备方法
CN107556600A (zh) * 2017-09-13 2018-01-09 安徽美腾特种电缆材料有限公司 一步法硅烷自然交联架空聚乙烯绝缘料及其制备方法
CN109438808A (zh) * 2018-10-30 2019-03-08 江苏德威新材料股份有限公司 发热电缆用硅烷交联聚乙烯绝缘材料及其制备方法和应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3457560B2 (ja) * 1999-01-28 2003-10-20 矢崎総業株式会社 ノンハロゲン難燃シラン架橋ポリオレフィン組成物の製造方法
CN101531783B (zh) * 2008-12-23 2011-07-20 上海高分子功能材料研究所 一种延缓交联型的硅烷交联聚乙烯塑料
CN102241864A (zh) * 2010-05-12 2011-11-16 黄山景江科技有限公司 一种硅烷接枝高密度聚乙烯室温交联专用料的制备方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000164037A (ja) * 1998-11-24 2000-06-16 Fujikura Ltd 絶縁体用樹脂組成物及び電力ケーブル
EP2226355A2 (fr) * 2009-03-06 2010-09-08 ShawCor Ltd. Compositions de polyoléfine réticulées par l'humidité
CN101781419A (zh) * 2010-01-30 2010-07-21 江苏上上电缆集团有限公司 20kV电缆用硅烷交联聚乙烯绝缘材料及其制备方法
JP2012057075A (ja) * 2010-09-10 2012-03-22 Autonetworks Technologies Ltd 剥離性を有する難燃性組成物、難燃性樹脂の製造方法および絶縁電線
CN102532664A (zh) * 2011-12-31 2012-07-04 上海至正道化高分子材料有限公司 一种硅烷交联聚乙烯绝缘材料及其生产方法
CN104231413A (zh) * 2014-09-16 2014-12-24 安徽美腾特种电缆材料有限公司 低回缩型一步法硅烷交联聚乙烯绝缘料
CN104262769A (zh) * 2014-09-16 2015-01-07 安徽美腾特种电缆材料有限公司 耐高温型一步法硅烷交联聚乙烯绝缘料及其制备方法
CN107556598A (zh) * 2017-09-13 2018-01-09 安徽美腾特种电缆材料有限公司 二步法硅烷自然交联架空聚乙烯绝缘料及其制备方法
CN107556600A (zh) * 2017-09-13 2018-01-09 安徽美腾特种电缆材料有限公司 一步法硅烷自然交联架空聚乙烯绝缘料及其制备方法
CN109438808A (zh) * 2018-10-30 2019-03-08 江苏德威新材料股份有限公司 发热电缆用硅烷交联聚乙烯绝缘材料及其制备方法和应用

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